Finding the Fourth Proportional to 1,425,946.48, 2,138,918.81 and 573,018.30
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Solution
The fourth proportional to 1,425,946.48, 2,138,918.81 and 573,018.30 is: 859,527.08
Step by Step Solution
- Step 1: Write the proportion equation
1,425,946.48 : 2,138,918.81 = 573,018.30 : x - Step 2: Convert to fraction form
1,425,946.48/2,138,918.81 = 573,018.30/x - Step 3: Cross multiply
1,425,946.48x = 2,138,918.81 × 573,018.30 - Step 4: Simplify right side
1,425,946.48x = 1,225,639,617,479.13 - Step 5: Solve for x
x = 1,225,639,617,479.13/1,425,946.48 - Step 6: Final answer
x = 859,527.08
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.